词根词缀：cav-, cavo-, cava-, cavi-, cavern-

【来源及含义】Latin: hollow, a hollow place; chasm; prison

【相关词根词缀】 Related "cave, cavern" word sources: speleo-; spelunc-, spelunk-; stalac-, stalag-; troglo--.

【同源单词】angiocavernoma, biconcave, bulbospongiosus, cage, cajole, cajolement

词根词缀：-ulous, -ulously

【来源及含义】Latin: a suffix; tending to do, inclined to; full of

【同源单词】acidulous, bibulous, cavernulous, circumnebulous, credible, credulous